木块双孔6孔六孔带钩条形木块 初高中力学垫高块 物理实验器材小 双孔木块
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木块双孔6孔六孔带钩条形木块 初高中力学垫高块 物理实验器材小 双孔木块
| 颜色(Color) | 2 Hole |
| 材质(Material) | Wood |
| 尺寸(Size) | as described |
| 制造国家/地区(Country/Region of Manufacture) | China |
| 类别(Type) | Wooden Frictions Block |